Sørensen, Martin (14 December 2005). "Limnognathia". Zoological Museum, University of Copenhagen. Archived from the original on 24 December 2018. Retrieved 28 December 2016.
Sørensen, Martin (14 December 2005). "Limnognathia". Zoological Museum, University of Copenhagen. Archived from the original on 24 December 2018. Retrieved 28 December 2016.